Finding the Fourth Proportional to 12,105.24, 18,155.76 and 3,338.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,105.24 : 18,155.76 = 3,338.16 : x
2. Step 2: Convert to fraction form
   12,105.24/18,155.76 = 3,338.16/x
3. Step 3: Cross multiply
   12,105.24x = 18,155.76 × 3,338.16
4. Step 4: Simplify right side
   12,105.24x = 60,606,831.80
5. Step 5: Solve for x
   x = 60,606,831.80/12,105.24
6. Step 6: Final answer
   x = 5,006.66